* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-type: none;
}
.container {
    position: absolute;
    top: auto;
    left: 50%;
    transform: translateX(-50%);
    width: 1300px;
    height: 800px;
}
.header {
    /* background-color: #666; */
    height: 60px;
    width: 1300px;
    background-image: url(../images/logo.jpg);
    background-repeat: no-repeat;
    background-size:auto 90%;
}
.header_list {
    float: right;
    margin-top: 19px;
    background-color: #eee;
    border: 1px solid #666;
}
.header_list ul li {
    float: left;
    height: 40px;
    margin: 0 10px;
    line-height: 40px;
    color: #666;
}
.img1 {
    position: fixed;
    top: 8px;
    left: 1000px;
}
.nav {
    background-color: rgb(255, 98, 0);
    height: 50px;
    width: 1300px;
    margin-bottom: 10px;
}
.nav ul li {
    float: left;
    width: 5.8%;
    padding-left: 15px;
}
.nav ul li a {
    text-align: center;
    display: block;
    text-decoration: none;
    color: white;
    line-height: 50px;
    height: 50px;
}
.nav ul li a:link {
    color: white;
    background-color: rgb(255, 98, 0);
    text-decoration: none;
}
.nav ul li a:hover {
    color: red;
    background-color: #ccc;
    text-decoration: none;
}
.img2 {
    width: 1300px;
    height: auto;
}
.content {
    width: 1300px;
    height: 450px;
    margin-top: 10px;
    border: 3px solid rgb(98, 234, 98);
    position: absolute;

}
.img3 {
    position: absolute;
    top: 25px;
    left: -16px;
    width: auto;
    height: 50px;
}
.books {
    width: 1300px;
    height: 350px;
    position: absolute;
    top: 100px
}
.book1 {
    width: 720px;
    height: 350px;
    float: left;
    background-image: url(../images/book-01.jpg);
    background-repeat: no-repeat;
    background-size: auto 90%;
    background-position: left center;
}
.book2 {
    width: 570px;
    height: 175px;
    float: right;
    background-image: url(../images/book-02.jpg);
    background-repeat: no-repeat;
    background-size: auto 70%;
    background-position: 5px 10px;
}
.book3 {
    width: 570px;
    height: 175px;
    float: right;
    background-image: url(../images/book-03.jpg);
    background-repeat: no-repeat;
    background-size: auto 70%;
    background-position: 5px 10px;
}
.img4 {
    position: relative;
    left: 25px;
    width: 36px;
    height: auto;
}
.img5 {
    position: relative;
    width: 36px;
    height: auto;
}
.book_info1 {
    float: right;
    height: 350px;
    width: 400px;
    padding-right: 40px;
}
.book_info2 {
    float: right;
    height: 175px;
    width: 430px;
}
.p1 {
    color: rgb(103, 103, 235);
    font-size: 24px;
    padding-bottom: 5px;
}
.p2 {
    line-height: 30px;
}
.price {
    color: rgb(234, 14, 14);
    font-weight: bold;
}
.discount {
    color: #ccc;
}
.footer {
    line-height: 50px;
    text-align: center;
    height: 50px;
    background-image: url(../images/validate.gif);
    background-position: center;
    background-repeat: no-repeat;
    position: absolute;
    bottom: 0;
    width: 100%;
}